﻿function hienTimTour()
{
    document.getElementById('timTuor').style.visibility = 'visible';
    document.getElementById('vemaybay').style.visibility = 'hidden';
    document.getElementById('TraCuuDiem').style.visibility = 'hidden';
}

function hienVeMayBay()
{
    document.getElementById('timTuor').style.visibility = 'hidden';
    document.getElementById('vemaybay').style.visibility = 'visible';
    document.getElementById('TraCuuDiem').style.visibility = 'hidden';
}
function hienTraCuuDiem()
{
    document.getElementById('timTuor').style.visibility = 'hidden';
    document.getElementById('vemaybay').style.visibility = 'hidden';
    document.getElementById('TraCuuDiem').style.visibility = 'visible';
}